docs: def add_transform_task(self, transformation, params):
          """
          Adds a transform task to the current instance and returns it
  
          *returns* Filestack.Transform
          """
          if not isinstance(self, filestack.models.Transform):
              instance = filestack.models.Transform(apikey=self.apikey, security=self.security, handle=self.handle)
          else:
              instance = self
  
          params.pop('self')
          params = {k: v for k, v in params.items() if v is not None}
  
          transformation_url = utils.return_transform_task(transformation, params)
          instance._transformation_tasks.append(transformation_url)
  
          return instance